Watch List notes:

RUSSIAN COINS AND MEDALS, USSR, 1925, 50 Kopecks 1926 ПЛ. Y.89. Authenticated and graded by NGC PF 65. Lustrous lavender-gray with light gold and tungsten blue hues. Very choice brilliant PROOF
Ex Hesselgesser Collection, Ira & Larry Goldberg Sale, Beverly Hills, June 7, 2000, lot 5931. Ex "Jascha Heifetz Collection (Part 2)," Superior Galleries, New York, Dec. 9-10, 1989, lot 2187(with original tag)

Estimate: $2500